An aide at the American Embassy in London finds himself involved with both Scotland Yard and the French police over the kidnapping of the son of a Mafia boss who has spilled the beans back in the States.

• Butcher's Film Service
• Robert Hutton
• Reginald Marsh
• Ursula Howells
• Alex Scott
• Eric Pohlmann
• Patricia Hayes
• Warren Mitchell
• Aleta Morrison